地址：
https://www.nowcoder.com/practice/119bcca3befb405fbe58abe9c532eb29?tpId=37&tqId=21240&rp=1&ru=%2Fta%2Fhuawei&qru=%2Fta%2Fhuawei%2Fquestion-ranking&tab=answerKey
1 n = input()
2 l = n.split(';')
3 pos = [0,0]
4
5 for i in l:
6 if len(i) >1 and len(i) <4:
7 iOne = i[0]
8 iTwo = i[1:]
9 if (iOne in ['W',"A",'S','D']) and iTwo.isdigit():
10 if iOne == 'A':
11 pos[0] = pos[0] - int(iTwo)
12 if iOne == 'D':
13 pos[0] = pos[0] + int(iTwo)
14 if iOne == 'W':
15 pos[1] = pos[1] + int(iTwo)
16 if iOne == 'S':
17 pos[1] = pos[1] - int(iTwo)
18 print(str(pos[0])+','+str(pos[1]))
